fix a typo in previous patch (clearer open errors)
fix a typo in previous patch (clearer open errors)

fugitifduck/exabgp,chrisy/exabgp,lochiiconnectivity/exabgp,dneiter/exabgp,chrisy/exabgp,lochiiconnectivity/exabgp,fugitifduck/exabgp,dneiter/exabgp,blablacar/exabgp,chrisy/exabgp,PowerDNS/exabgp,blablacar/exabgp,earies/exabgp,benagricola/exabgp,lochiiconnectivity/exabgp,PowerDNS/exabgp,benagricola/exabgp,blablacar/exabgp,dneiter/exabgp,benagricola/exabgp,earies/exabgp,fugitifduck/exabgp,PowerDNS/exabgp,earies/exabgp